US PATENT SUBCLASS 426 / 490
.~.~ Starting material is liquid

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


426 /   HD   FOOD OR EDIBLE MATERIAL: PROCESSES, COMPOSITIONS, AND PRODUCTS

665  DF  PROCESSES {25}
478  DF  .~ Separating a starting material into plural different constituents {4}
490.~.~ Starting material is liquid {3}
491  DF  .~.~.~> Lacteal liquid, e.g., milk, cream, etc.
492  DF  .~.~.~> Including vaporization, e.g., distillation, concentration-evaporation, etc. {1}
495  DF  .~.~.~> Separating solid from liquid material

DEFINITION

Classification: 426/490

(under subclass 478) Processes wherein the starting material treated is liquid.

(1) Note. The starting material must be in a liquid state, however, the treatment to effect separation may be on a different physical state of the liquid.

SEE OR SEARCH THIS CLASS, SUBCLASS:

443+, for a method of preparing or treating a dry product, in particular subclass 471, for a method of drying a liquid or liquified material.

487+, for a method of removing air, unwanted gas, or an unwanted odoriferous material from a liquid.

489, for a method of separating a liquid from a solid plant material with a subsequent separation step on the liquid.

SEE OR SEARCH CLASS 159, Concentrating Evaporators,

47+, for processes peculiar to drying or concentrating of solids held in solution or in suspension in a liquid, by the removal of the liquid.